| 阀体结构紧凑，流体通道呈S型，设有导流翼，防止亲流 |
| 压降损失小、流量大、可调范围广、流量特性精度高 |
| 快换式阀座， 一体式压笼和导向套，泄漏量小 |
| 结构简单，安装维护方便，却能适应苛刻工况条件 |
| 配用电动执行机构，结构紧凑、体积小、输出力大 |
| 中国标准 Chinese Standard |
美国标准 American Standard |
|
| 质量保证 Quality assurance |
ISO9001 | ISO9001 |
| 设计制造 design and manufacture |
GB12224-2005 | ASME B16.34 |
| 法兰标准 flange standard |
GB9113,GB9124.1 HG20592-2009 |
ASME B16.5 |
| 结构长度 length of structure |
GB/T17213.3 | ASME B16.10 ISA S75.03 |
| 检验和试验标准 inspection and test standard |
GB/T4213-2008 | ANSI FCI70-2 IEC60534-2-1 |
| 公称通径DN | mm | 15 | 20 | 25 | 32 | 40 50 65 |
| inch | 1/2 | 3/4 | 1 | 1.25 | 1.5 2 2.5 | |
| 公称通径DN | mm | 80 | 100 | 125 | 150 | 200 250 300 |
| inch | 3 | 4 | 5 | 6 | 8 10 12 | |
| 公称压力PN | PN | 16、25、40、64、100(110) | ||||
| ANSI | CL150、CL300、CL600 | |||||
| 连接形式Connections | 法兰式Flanged;焊接式Welding | |||||
| 形式type | 直通单座铸造球型阀，不平衡阀芯straight bore single casting ball valve,Unbalance plug | |||||
| 压盖形式 Gland |
螺栓压紧式bolt clamp | |||||
| *上阀盖温度范围 Bonnet |
标准型 | -17～+230℃ | ||||
| 高温散热型(G) | +230～+566℃ | |||||
| 伸长型(D) | -196～-45℃ | |||||
| 波纹管密封型(W) | -45 ～+350℃ | |||||
| 填料Packing | 聚四氟乙烯V形填料聚四氟乙烯碳纤维柔性石墨Teflon V-ring, Teflon fiber, Grafoil | |||||
| 垫圈Gasket | 石墨复合垫、金属缠绕石墨垫、金属锯齿型(316)Graphite composite Gasket、matel wound graphite Gasket、Grooved metal gasket (316 stainless steel) | |||||
| 涂层Painting color | 浅咖啡色(环氧树脂),阀体阀盖材质为不锈钢时，均不加涂层。Light curry (Epoxy resin group) is standard. In the case of stainless steel body, nopainting is standard. | |||||
流量特性 Flow characteristics |
≤DN25 |
金属阀座 Metal valve seat ring |
高精度 high accuracy |
等百分比特性(%)和线性特性(L) equal percentage character (%) and linear character (L) |
| 软阀座 Soft seat ring |
等百分比特性(%)和线性特性(L) equal percentage character (%) and linear character (L) |
|||
| ≥ DN32 |
金属阀座 Metal valve seat ring |
高容量 high capacity |
等百分比特性(%)和线性特性(L) equal percentage character (%) and linear character (L) |
|
| 软阀座 Soft seat ring |
||||
| 金属阀座 Metal valve seat ring |
高精度 high accuracy |
等百分比特性(%)和线性特性(L) equal percentage character(%) and linear character (L) |
||
| 软阀座 Soft seat ring |
||||
| 可调范围 Adjustable range |
50:1(Cv≥0.25)、30:1(Cv≤0.16) | |||
| 泄漏等级 Leakage level |
硬密封(hard sealing):标准(standard)Class IV,特需(special)Class V 软密封(soft sealing): Class VI | |||
| 基本误差 Fundamental error |
标准型：±1.5%;伸长型：±2.5% | |||
| 回 差 Backlash |
标准型：±1.5%;伸长型：±2.5% | |||
| 死 区 Dead zone |
标准型：±0.6%;伸长型：±1% | |||
| 始终点偏差 Start point deviation |
±2% | |||
| 额定行程偏差 Rated travel deviation |
±2% | |||
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